#include "s3c2440_soc.h"
int sdram_init(void)
{
	BWSCON = 0x22000000;
	BANKCON6 = 0x18001;
	//BANKCON7 = 0x18001;
	
	REFRESH = 0x008404f5;
	BANKSIZE = 0xb1;
	
	MRSRB6 = 0x00000020;
	//MRSRB7   = 0x20;
}